@mastersthesis{Sachs2020, author = {Milan Sachs}, title = {Massiv, monolith : Umnutzung der Zeche Ibbenb{\"u}ren : [Wintersemester 2019/2020]}, type = {masterthesis}, pages = {183 Seiten}, school = {FH M{\"u}nster - University of Applied Sciences}, year = {2020}, }